Home / 193,536,043.20-290,304,064.80-72,351,748.80

Finding the Fourth Proportional to 193,536,043.20, 290,304,064.80 and 72,351,748.80

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Solution

The fourth proportional to 193,536,043.20, 290,304,064.80 and 72,351,748.80 is: 108,527,623.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,536,043.20 : 290,304,064.80 = 72,351,748.80 : x
  2. Step 2: Convert to fraction form
    193,536,043.20/290,304,064.80 = 72,351,748.80/x
  3. Step 3: Cross multiply
    193,536,043.20x = 290,304,064.80 × 72,351,748.80
  4. Step 4: Simplify right side
    193,536,043.20x = 21,004,006,772,028,524
  5. Step 5: Solve for x
    x = 21,004,006,772,028,524/193,536,043.20
  6. Step 6: Final answer
    x = 108,527,623.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.